EN
Small air leak from air cap when
gun is not triggered.
Air Valve Stem contaminated
and not correctly seating.
Remove Air Valve Stem and
thoroughly clean valve shaft and
seating surfaces.
Air Valve Stem seal damaged or
missing.
Replace.
Slow fluid leak from needle
packing.
Fluid needle packing worn or
loose.
Tighten or replace as necessary.
AIR FAULTS
CAUSE
CORRECTION
CORRECTION
Major fluid leak or fluid jetting
from fluid tip and needle seat.
Contamination on needle or tip
mating surfaces preventing good
seal.
Remove tip and needle and
thoroughly clean.
Incorrect fluid tip for fluid needle
fitted to gun.
Check tip/needle selection chart
and fit correct item.
FLUID FAULTS
CAUSE
SB-E-2-990 R6.0
19/24
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